﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using L = Science.Mathematics.LinearAlgebra;

namespace Strang3Ed.Chapter05.Section2
{
    public class Example06
    {
        public Example06()
		{
		}
		private string result;
		public string Result
		{
			get{return result;}
		}
        public void Compute()
        {
            double[,] x = {{2.0,-1.0,0.0,0.0,0.0},
                           {-1.0,2.0,-1.0,0.0,0.0},
                           {0.0,-1.0,2.0,-1.0,0.0},
                           {0.0,0.0,-1.0,2.0,-1.0},
                           {0.0,0.0,0.0,-1.0,2.0}};

            L.Matrix A = new L.Matrix(x);
            result += A.Determinant.ToString()+"       ";

            L.Cofactor C00 = new L.Cofactor(A, 0, 0);
            L.Cofactor C01 = new L.Cofactor(A, 0, 1);

            double d = 2.0 * C00.Determinant + (-1.0) * C01.Determinant;
            result += d.ToString();
        }
    }
}
/*
6       6
*/